How to depend on a variant (or do I want subports)?

[MK-MacPorts at techno.ms]

On Oct 31, 2012, at 9:31 PM, Ryan Schmidt wrote:
> that vercmp thinks is newer but is actually older), we ask the port author to increase the epoch.
Which is very unwanted on the other hand, since it is so sticky, i.e. will have to be increased forever once it has been added to a port file, right?!
So, it's best to find a way around epoch!